| Townley, Brian, Roperch, Pierrick, Oliveros, VerĂłnica, Tassara, Andres, Arriagada, CĂ©sar (2007) Hydrothermal alteration and magnetic properties of rocks in the Carolina de Michilla stratabound copper district, northern Chile. Mineralium Deposita, 42 (7) 771-789 doi:10.1007/s00126-007-0134-6 | Journal (article/letter/editorial) | Carolina de Michilla stratabound copper district, northern Chile Brian Townley & Pierrick Roperch & VerĂłnica...GeologĂa, Universidad de Chile, P.O. Box 13518, Correo 21, Santiago, Chile e-mail: btownley@cec.uchile...associated to hydrothermal alteration are magnetite, hematite, and copper sulphides. We present paleomagnetic...paleomagnetic results from nine sites in the Michilla district and from drill cores from two mines. Local effects...characteristics and mineralogy, except for an increase of hematite that is spatially associated with the Cuâsulphide | | Kojima, Shoji, Astudillo, JosĂ©, Rojo, Juan, TristĂĄ, Dania, Hayashi, Ken-ichiro (2003) Ore mineralogy, fluid inclusion, and stable isotopic characteristics of stratiform copper deposits in the coastal Cordillera of northern Chile. Mineralium Deposita, 38 (2) 208-216 doi:10.1007/s00126-002-0304-5 | Journal (article/letter/editorial) | deposits in the coastal Cordillera of northern Chile Received: 10 July 2001 / Accepted: 12 June 2002...northern Chile (Susana-Lince and Buena Vista of the Carolina de Michilla district, and Mantos de La Luna)...andesite-dominant volcanic pile of the Jurassic La Negra Formation which is extensively intruded by gabbroic...(Cu1.90S) + digenite + bornite ± chalcopyrite + hematite. Supergene alteration of these minerals has produced...moderately oxidized hydrothermal solutions. Keywords Chile Ă Coastal Cordillera Ă Stratiform copper Ă Fluid | | | Book | Universidad de Concepci6n Casilla 4107 Concepci6n, Chile ISBN 978-3-642-88284-5 DOI 10.1007/978-3-642-88282-1.... . . . 37 The Metalliferous Ore Deposits of Chile and Argentina, and Their Geologic Framework J. Oyarzun... . . . . . . . . 147 X Contents El Aguilar Mine: An Ordovician Sediment-Hosted Stratiform Lead-Zinc.... . . . . . . . . . . . . . . . . . . 175 The "La Helvecia" Pb, Zn, and Barite Deposit, Argentina A...Sulfides in the Greenstone Belt of South-Central Chile - An Overview G. Alfaro and S. Callao . . . . . | | TristĂĄ-Aguilera, Dania, Barra, Fernando, Ruiz, Joaquin, Morata, Diego, Talavera-Mendoza, Oscar, Kojima, Shoji, Ferraris, Fernando (2006) ReâOs isotope systematics for the LinceâEstefanĂa deposit: constraints on the timing and source of copper mineralization in a stratabound copper deposit, Coastal Cordillera of Northern Chile. Mineralium Deposita, 41 (1) 99-105 doi:10.1007/s00126-006-0048-8 | Journal (article/letter/editorial) | copper deposit, Coastal Cordillera of Northern Chile Received: 6 May 2005 / Accepted: 30 December 2005...Michilla district is one of the most important deposits in the Coastal Cordillera of northern Chile and is...del Norte, Av Angamos 0610, Casilla 1280, Antofagasta, Chile e-mail: datrista@ucn.cl F. Barra . J. Ruiz...Universidad de ConcepciĂłn, Casilla 160-C, ConcepciĂłn Chile D. Morata Departamento de GeologĂa, Facultad de...Universidad de Chile, Plaza Ercilla 803, Santiago Chile O. Talavera-Mendoza U.A Ciencias de la Tierra, Universidad | | | Journal (article/letter/editorial) | Copper Deposits in the Coastal Cordillera, Northern Chile Dania TRISTA and Shoji KOJIMA Departamento de Ciencias...del Norte, Av. Angamos 0610, Casilla 1280, Antofagasta, Chile [e-mail (SK): skojima@socompa.ucn.cl] Received...deposits of the Tocopilla district (Deseada, San JosĂ©, Santa Rosa) and the Gatico district (Yohanita, Toldo-Velarde...Argentina) in the Coastal Cordillera of northern Chile were inferred from mineral paragenesis and fluid...andesite-dominant volcanic pile of the Jurassic La Negra Formation. Primary mineralization is characterized | | | Journal (article/letter/editorial) | Plutonic Complex of the Coastal Cordillera, Northern Chile JosĂ© Zambra1,*, Shoji Kojima1, Sergio Espinoza1...Catholic University, Antofagasta and 2Minera Tocopilla, Barros Arana, Tocopilla, Chile Abstract The AngĂ©lica...the Coastal Cordillera of the Tocopilla district, Northern Chile, and those are classified fundamentally...in the Jurassic andesitic sequence termed the La Negra Formation (GarcĂa, 1967), and the latter is emplaced...intruding into the formation. In the Tocopilla district there is a peculiar copper deposit named AngĂ©lica | | Oliveros, VerĂłnica, TristĂĄ-Aguilera, Dania, FĂ©raud, Gilbert, Morata, Diego, Aguirre, Luis, Kojima, Shoji, Ferraris, Fernando (2008) Time relationships between volcanismâplutonismâalterationâmineralization in Cu-stratabound ore deposits from the Michilla mining district, northern Chile: a 40Ar/39Ar geochronological approach. Mineralium Deposita, 43 (1) 61-78 doi:10.1007/s00126-007-0147-1 | Journal (article/letter/editorial) | ore deposits from the Michilla mining district, northern Chile: a 40Ar/39Ar geochronological approach...Springer-Verlag 2007 Abstract The Michilla mining district comprises one of the most important stratabound...Cordillera of northern Chile, hosted by the Middle Jurassic volcanic rocks of the La Negra Formation. 40 Ar/39Ar...minerals from volcanic and plutonic rocks in the district allow Editorial handling: R. King V. Oliveros...Departamento de GeologĂa, Universidad de Chile, P.O. Box 13518-21, Santiago, Chile e-mail: volivero@ing.uchile.cl | | Benavides, J., Kyser, T. K., Clark, A. H., Oates, C. J., Zamora, R., Tarnovschi, R., Castillo, B. (2007) The Mantoverde Iron Oxide-Copper-Gold District, III Region, Chile: The Role of Regionally Derived, Nonmagmatic Fluids in Chalcopyrite Mineralization. Economic Geology, 102 (3) 415-440 doi:10.2113/gsecongeo.102.3.415 | Journal (article/letter/editorial) | The Mantoverde Iron Oxide-Copper-Gold District, III RegiĂłn, Chile: The Role of Regionally Derived, Nonmagmatic...CASTILLO** Anglo American Chile Ltda, Avenida Pedro de Valdivia 291, Santiago, Chile Abstract Located in...the Cordillera de la Costa of northern Chile, the mines of the Mantoverde district exploit supergene...oxide ore developed over several Lower Cretaceous, hematite-rich, iron oxide-Cu-Au (IOCG) deposits with an...geologic setting and genesis of this productive IOCG district are clarified herein through regional petrologic | | Oliveros, VerĂłnica, FĂ©raud, Gilbert, Aguirre, Luis, RamĂrez, Luis, Fornari, Michel, Palacios, Carlos, Parada, Miguel (2008) Detailed 40Ar/39Ar dating of geologic events associated with the Mantos Blancos copper deposit, northern Chile. Mineralium Deposita, 43 (3) 281-293 doi:10.1007/s00126-007-0146-2 | Journal (article/letter/editorial) | with the Mantos Blancos copper deposit, northern Chile VerĂłnica Oliveros & Gilbert FĂ©raud & Luis Aguirre...the Mantos Blancos mining district in the Coastal Cordillera of northern Chile, allowing the distinction...Jurassic basic to intermediate volcanic rocks of the La Negra Formation is dated at 156.3±1.4 Ma (2Ï) using...metallogenic belt of the Coastal Cordillera of northern Chile. Editorial handling: R. King Introduction Electronic...Departamento de GeologĂa, Universidad de Chile, P.O. Box 13518-21, Santiago, Chile e-mail: volivero@ing.uchile.cl | | | Journal (article/letter/editorial) | Geological Sciences, North Catholic University, Antofagasta, Chile, 2Earth Evolution Sciences, Graduate School...TocopillaâTaltal) and the central areas (CopiapĂł, La Serena, Santiago). The former is distributed in the...Introduction In the Coastal Cordillera of Northern Chile (north of Santiago, <34°S), numbers of volcanic-hosted...economically important cupriferous metallogenic belt in Chile. Similar type of deposits in North America are named...principally in the northwest Canada and north Michigan district (e.g. White, 1968; Wilton & Sinclair, 1988). Most | | | Journal (article/letter/editorial) | and Rock Magnetism of the Jurassic La Negra Formation, Northern Chile: Implications for Tectonics and Volcanic...and Rock Magnetism of the Jurassic La Negra Formation, Northern Chile: Implications for Tectonics and Volcanic...and Rock Magnetism of the Jurassic La Negra Formation, Northern Chile: Implications for Tectonics and Volcanic...investigation was carried out on the Jurassic La Negra Formation. A total of 32 consecutive lava flows...including those obtained in previous studies for the La Negra volcanic sequence, we obtained a well-defined | | | Journal (article/letter/editorial) | AntofagastaRegion,Chile FRANCISCO CAMUS Caminodel Valle Alto 1327, LosDominicos-Las Condes,Santiago,Chile AND MILKA...ALEXANDRA SKEWES Casilla 970, CorreoCentral,Santiago,Chile Abstract The Faride epithermalsilver-golddepositbelongsto...earlier stage(I) is goldrich and consists of quartz-hematite-pyrite-chalcopyrite, andthe laterstage(II) is...the firstgeologicdescriptionof thisdistrict. The district has been known for several decades, isbasicallya...about 70,000 metric grade to justify developinga mine. By the end of tonsof ore hasbeen extracted from | | | Journal (article/letter/editorial) | tabular bodies, and IOCG mineralization in Northern Chile SERGIO GELCICH,1,2,* DONALD W. DAVIS,3 and EDWARD...Servicio Nacional de Geologia y Mineria, Santiago, Chile Jack Satterly Geochronology Laboratory, University...iron oxide Cu-Au (IOCG) district in the Coastal Cordillera of northern Chile (âŹ26°S). They define a precise...Cretaceous magnetiteapatite tabular body in northern Chile and related igneous rocks * Author to whom correspondence...2. GEOLOGY The Coastal Cordillera of northern Chile consists mainly of Jurassic to Cretaceous igneous | | RamĂrez, L. E., Palacios, C., Townley, B., Parada, M. A., Sial, A. N., Fernandez-Turiel, J. L., Gimeno, D., Garcia-Valles, M., Lehmann, B. (2006) The Mantos Blancos copper deposit: an upper Jurassic breccia-style hydrothermal system in the Coastal Range of Northern Chile. Mineralium Deposita, 41 (3) 246-258 doi:10.1007/s00126-006-0055-9 | Journal (article/letter/editorial) | hydrothermal system in the Coastal Range of Northern Chile Received: 26 April 2005 / Accepted: 6 February 2006...0% Cu), located in the Coastal Range of northern Chile, displays two superimposed hydrothermal events....Departamento de GeologĂa, Universidad de Chile, P.O. Box 13518-21, Santiago, Chile e-mail: lramirez@cec.uchile.cl...mineralization . Upper jurassic . Coastal range . Northern Chile A. N. Sial NEG LABISE Department of Geology, Federal...Blancos ore deposit, in the Coastal Range of northern Chile (Fig. 1). Pre-mining resources of this deposit are | | | Journal (article/letter/editorial) | deïŹned primarily by their elevated magnetite and/or hematite contents, constitute a broad, ill-deïŹned clan...is located in the Coastal Cordillera of northern Chile and southern Peru, where it is part of a volcano-plutonic...contain hydrothermal magnetite and/or specular hematite as major accompaniments to chalcopyrite±bornite...Henry in Australia and Candelaria and Mantoverde in Chile. Notwithstanding their modest economic contributions...Position of the central Andean IOCG belt of northern Chileâsouthern Peru with respect to the JurassicâEarly | | Kojima, Shoji, Soto, IvĂĄn, Quiroz, Milenka, Valencia, Paulina, Fernandez, IvĂĄn (2017) Geological and Geochemical Characteristics of the Intrusion-Related Vein-Type Gold Deposits in the El Morado District, Coastal Cordillera, Northern Chile. Resource Geology, 67 (2) 197-206 doi:10.1111/rge.12129 | Journal (article/letter/editorial) | Gold Deposits in the El Morado District, Coastal Cordillera, Northern Chile Shoji KOJIMA, IvĂĄn SOTO, Milenka...Universidad CatĂłlica del Norte, Chile Abstract El Morado is the only auriferous district in the north Chilean coastal...electrum (Au75Ag25 to Au85Ag15), chalcopyrite, hematite and magnetite. Gold content of vein samples weakly...results show that the gold deposits in the El Morado district are intrusion-related oxidized veins, which formed...(IOCG) vein deposits in the same province. Keywords: El Morado district, Lilianita gold deposit, coastal | | Barra, Fernando, Reich, Martin, Selby, David, Rojas, Paula, Simon, Adam, Salazar, Eduardo, Palma, Gisella (2017) Unraveling the origin of the Andean IOCG clan: A Re-Os isotope approach. Ore Geology Reviews, 81. 62-78 doi:10.1016/j.oregeorev.2016.10.016 | Journal (article/letter/editorial) | (CEGA), FCFM, D Universidad de Chile, Plaza Ercilla 803, Santiago, Chile Department of Earth Sciences...Barra Departamento de GeologĂa, Universidad de Chile, Chile fbarrapantoja@ing.uchile.cl Phone: 56-2-29784532...IOCG clan in the Coastal Cordillera of northern Chile, comprises the PT iron oxide-Cu-Au sensu stricto...deposits constitute the second source of copper in Chile, after porphyry Cu-Mo systems, whereas SC IOAs...that the Cretaceous Manto-type Cu belt of central Chile extends further north than previously thought. Additionally | | Herazo, Andrea, Reich, Martin, Barra, Fernando, Morata, Diego, Real, Irene del (2021) Trace Element Geochemistry of Pyrite from Bitumen-Bearing Stratabound Cuâ(Ag) Deposits, Northern Chile. ACS Earth and Space Chemistry, 5 (3) 566-579 doi:10.1021/acsearthspacechem.0c00321 | Journal (article/letter/editorial) | Bitumen-Bearing Stratabound Cuâ(Ag) Deposits, Northern Chile Andrea Herazo,* Martin Reich, Fernando Barra, Diego...ABSTRACT: The Coastal Cordillera metallogenic province of northern Chile comprises several styles of mineralization...deposits from the Coastal Cordillera of northern Chile formed during two main periods, i.e., the Late Jurassic...bitumen-bearing stratabound Cuâ(Ag) deposits from northern Chile to assess the formation conditions of these deposits...ablation inductively coupled plasma mass spectrometry (LA-ICP-MS). Our results show that pyrite from stratabound | | | Journal (article/letter/editorial) | (IOCG) mineralization in southern Peru and northern Chile coastal IOCG belt, has emerged as one of the major...tectonic plates. Introduction Peru and northern Chile provides a unique context for the study of the processes...containing abundant (>10%) iron oxides (magnetite or hematite) and economic grade Cu and/or Au (Williams et...Cretaceous age exposed in the Cordillera de la Costa of northern Chile and central and southern Peru, are now...2002; Chen et al., 2010b) and Chilean iron belt in Chile (Naslund et al., 2002), to productive Cu (-Au) deposits | | ArfĂš, Giuseppe, Boni, Maria, Mondillo, Nicola, Aiello, Roberto, Balassone, Giuseppina, Arseneau, Vernon, Soyk, Dominik (2016) Supergene Alteration In the Capricornio AU-AG Epithermal Vein System, Antofagasta Region, Chile. The Canadian Mineralogist, 54 (3) 681-706 doi:10.3749/canmin.1600012 | Journal (article/letter/editorial) | CAPRICORNIO Au-Ag EPITHERMAL VEIN SYSTEM, ANTOFAGASTA REGION, CHILE GIUSEPPE ARFȨ AND MARIA BONI* Dipartimento...PaleoceneâEocene metallogenic belt, 60 km ENE of Antofagasta in the physiographic Central Depression, between...epithermal, Au-Ag, supergene Au-Ag, aridity, gold, Antofagasta Region, Central Depression. § Corresponding...CANADIAN MINERALOGIST INTRODUCTION The Antofagasta region in northern Chile hosts many of the worldâs signiïŹcant...Capricornio property is located 60 km ENE of Antofagasta (23831 0 S latitude, 69850 0 W longitude), in | | | Journal (article/letter/editorial) | com/locate/apgeochem Acceptable soil baseline levels in Taltal, Chile, and in Tampere, Finland Timo Tarvainen a, *, Arturo...Universidad de Antofagasta, Antofagasta, Chile c Centro de InvestigacioÌn CientĂfico TecnoloÌgico para La MinerĂa...MinerĂa, CICITEM, Antofagasta. Chile b A R T I C L E I N F O A B S T R A C T Editorial handling by Prof...in two cities: Tampere in Finland and Taltal in Chile. Soil samples were sieved to the <2 mm grain-size...geochemistry Soil Compositional data Baselines Chile Finland 1. Introduction Urbanisation is one of | | RamĂrez, Luis E., Parada, Miguel A., Palacios, Carlos, Wittenbrink, Jens (2008) Magmatic evolution of the Mantos Blancos copper deposit, Coastal Range of northern Chile: insight from SrâNd isotope, geochemical data and silicate melt inclusions. Resource Geology, 58 (2) 124-142 doi:10.1111/j.1751-3928.2008.00049.x | Journal (article/letter/editorial) | Blancos copper deposit, Coastal Range of northern Chile: insight from SrâNd isotope, geochemical data and...1Department of Geology, University of Chile, Santiago, Chile 2Institute of Minerology and Mineral Resources...fluids to form the Cu mineralization. Keywords: Chile, coastal range, cu mineralization, Sr-Nd isotopes... 1. Introduction The Coastal Range of northern Chile hosts numerous copper deposits, constituting a NS-trending...main types of ore deposits occur in this copper province: volcanic-hosted strata-bound orebodies (Espinoza | | Maksaev, Victor, Munizaga, Francisco, Fanning, Mark, Palacios, Carlos, Tapia, JosĂ© (2006) SHRIMP UâPb dating of the Antucoya porphyry copper deposit: new evidence for an Early Cretaceous porphyry-related metallogenic epoch in the Coastal Cordillera of northern Chile. Mineralium Deposita, 41 (7) 637-644 doi:10.1007/s00126-006-0091-5 | Journal (article/letter/editorial) | metallogenic epoch in the Coastal Cordillera of northern Chile Victor Maksaev & Francisco Munizaga & Mark Fanning...porphyry belt in the Coastal Cordillera of northern Chile. It is related to a succession of granodioritic...emplaced within Jurassic andesitic rocks of the La Negra Formation immediately west of the NâS trending...GeologĂa, Universidad de Chile, Casilla 135128, Correo 21, Santiago, Chile e-mail: vmaksaev@ing.uchile...Sociedad QuĂmica y Minera de Chile, AnĂbal Pinto 3228, Antofagasta, Chile mineralization along the Coastal | | Rieger, A. A., Marschik, R., Diaz, M., Holzl, S., Chiaradia, M., Akker, B., Spangenberg, J. E. (2010) The Hypogene Iron Oxide Copper-Gold Mineralization in the Mantoverde District, Northern Chile. Economic Geology, 105 (7) 1271-1299 doi:10.2113/econgeo.105.7.1271 | Journal (article/letter/editorial) | Copper-Gold Mineralization in the Mantoverde District, Northern Chile ANA A. RIEGER,1,â ROBERT MARSCHIK,1,â ...2AngloAmerican 3Bayerische 4Section Chile, Mantoverde Division, Santiago de Chile, Chile Staatssammlung fĂŒr PalĂ€ontologie...Richard-Wagner-Str. 10, 80333 Munich, Germany des Sciences de la Terre, UniversitĂ© de GenĂšve, Rue des MaraĂźchers 13...Mantoverde iron oxide copper-gold (IOCG) district, northern Chile, is known for its Cu production from supergene...carbonatization. A district scale Na(-Ca) alteration is absent. The IOCG mineralization in the district shows a | | | Journal (article/letter/editorial) | bornite from the Mantos Blancos Cu deposit, northern Chile MARTIN REICH1,2,*, CARLOS PALACIOS1, FERNANDO BARRA1...Universidad de Chile, Santiago, Chile 2 Andean Geothermal Center of Excellence (CEGA), Universidad de Chile, Santiago...Santiago, Chile *Corresponding author, e-mail: mreich@ing.uchile.cl 3 Advanced Mineral Technology Laboratory...Cu-(Ag) deposit in the Costal Range of northern Chile. Gold concentrations are generally two orders of...of the Coastal Cordillera in the Antofagasta Region of northern Chile (21â26 S) contain variable amounts |
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